1998 NISSAN GT-R wheel

SERVICE DATA
SECTION SD
CONTENTS
L ] RB20DE (UB) [I 17 FS5R30A 1-
ENGINE MECHANICAL ............................................... 2 MANUAL TRANSMISSION ........................................... 10
-1 RB25DE /I
ENGINE MECHANICAL .................................................. 4
17 RB25DET I]
ENGINE MECHANICAL .................................................. 6
CLUTCH.. . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . .. . . . . . . . . . . . . .. . . . .+.. . . . . . . . . . -8
71 FS5W71C
MANUAL TRANSMISSION
.................... ......................... 9
AUTOMATIC TRANSMISSION ........................... .......... 12
TRANSFER .............. ......... ..... .. ... ........ . . ............. 18
PROPELLER SHAFT ................................................. 19
FRONT FINAL DRIVE ................................................. 20
REAR FINAL DRIVE ..................................................... 22
DRIVE SHAFT ............................................................... 24
AXLE & SUSPENSION ................................................. 25
ROAD WHEEL AND TIRE ............................................. 27
BRAKE. ... ...... . .. ... . .... . . . . . .... . .. .. . . .. . . .. . . . .. . . .. ... .. .. . . . . . . . . .. .... . -28
STEERING ........... ............. ..... ... ............... ...... ................ 29
SUPER HICAS ............................................................ 30

ENGINE MECHANICAL [ RB20DE (UB) 1
TIGHTENING TORQUE
Unit: N.m (kg-m)
Engine cover
Throttle body
Throttle position sensor
IAA unit (ACC valve)
lntake manifold collector
(upper)
Intake manifold collector
Intake manifold
Vacuum tank
Engine coolant temperature
sensor
- --
' Fuel tube
Pressure regulator
Fuel damper
Fuel hose clamp bolt
(in engine compartment)
Exhaust manifold cover
' Exhaust manifold
Oxygen sensor
Crank pulley
Cam pulley (INT)
Cam pulley
(EXH)
Timing belt cover
Timing belt rear cover
Tensioner pulley
Idler pulley
Crankshaft position sensor
' Oil pan
Oil strainer
Oil pan drain plug
ignition coil
Spark plug
* Rocker cover
Camshaft bracket
Camshaft baffle plate 5.1
- 6.5 (0.52 - 0.66)
20
- 29 (2.0 - 3.0)
1) 5.5 - 7.5 (0.56 - 0.76)
?) 5.5 - 7.5 (0.56 - 0.76)
:Tighten separately in twice.)
Cylinder head bolt
Cylinder head sub bolt
VTC solenoid
' Main bearing cap
Connecting rod nut
Flywheel and drive plate
Engine coolant drain plug
Knock sensor
Radiator mounting bracket
Auxiliary electric fan
Water pump (M6 bolt)
(M8 bolt)
(MI 0 bolt)
Water inlet
Oil pump assembly
Accelerator cable
lock nut
Fuel tank strap
Fuel sender unit lock
ring
Exhaust manifold to front
tube Front tube to catalytic
converter Catalytic converter to cent
tube Center tube to main
muffler
Alternator (main)
(stay side)
Starter motor Unit:
N-m (kg-m)
1)
29 (3.0)
2) 98 (10.0)
3)
0
(0)
4) 25
- 34 (2.5 - 3.5) GI
5) 95" - 100"
(Angle tightening)
Ec
9.0 - 12 (0.92 - 1.2)
25
- 34 (2.5 - 3.5)
49
- 59 (5.0 - 6.0) h$7'
1) 14 - 16 (1.4 - 1.6)
2) 45"
- 50"
(Angle tightening)
BW
93 - 103 (9.5 - 10.5)
34 - 44 (3.5 - 4.5)
25
- 34 (2.5 - 3.5) ST
': Tighten as specified tightening order.
1): Tighten separately in several times.

ENGINE MECHANICAL
TIGHTENING TORQUE
Engine cover
' Throttle body
Throttle position sensor
IAA unit (ACC valve)
' Intake manifold collector
(upper)
' Intake manifold collector
Intake manifold
Vacuum tank
Engine coolant temperature
sensor
' Fuel tube
Pressure regulator
Fuel damper
Fuel hose clamp bolt
(in engine compartment)
Exhaust manifold cover
Exhaust manifold
Oxygen sensor
Crank pulley
Cam pulley (INT)
Cam pulley
(EXH)
Timing belt cover
Ttming belt rear cover
Tensioner pulley
Idler pulley
Crankshaft position sensor
' Oil pan
Oil strainer
Oil pan drain plug
Ignition coil
Spark plug
Rocker cover
* Camshaft bracket
Camshaft baffle plate Unit:
Nm (kg-m)
5.0
- 6.5 (0.51 - 0.66)
1) 8.8
- 11 (0.9 - 1.1)
2) 18
- 22 (1.8 - 2.2)
2.0
- 2.4 (0.20 - 0.24)
8.4
- 11 (0.86 - 1 .I)
18
- 22 (1.8 - 2.2)
5.1
- 6.5 (0.52 - 0.66)
20
- 29 (2.0 - 3.0)
1) 5.5 - 7.5 (0.56 - 0.76)
2) 5.5 - 7.5 (0.56 - 0.76)
:Tighten separately in twice.)
Cylinder head bolt
Cylinder head sub bolt
VTC solenoid
Main bearing cap
Connecting rod nut
Flywheel and drive plate
Engine coolant drain plug
Knock sensor
Radiator mounting bracket
Auxiliary electric fan
Water pump
(M6 bolt)
(M8 bolt)
(M 1 0 bolt)
Water inlet
Oil pump assembly
-
Accelerator cable lock nut
Fuel tank strap
Fuel sender unit lock
ring
Exhaust manifold to front
tube
Front tube to catalytic
converter
Catalytic converter to center
tube Center tube to main
muffler
Alternator (main)
(stay side)
Starter motor Unit:
N.m (kg-m)
1) 29 (3.0)
2) 98 (10.0) 3) 0 (0)
@
4)
25 - 34 (2.5 - 3.5)
5) 95" - 100"
(Angle tightening)
E
9.0 - 12 (0.92 - 1.2)
25
- 34 (2.5 - 3.5) j$? 49 - 59 (5.0 - 6.0)
1) 14- 16
(1.4- 1.6)
2) 60"
- 65" BR
(Angle tightening)
93
- 103 (9.5 - 10.5)
34 - 44 (3.5 - 4.5)
25
- 34 (2.5 - 3.5) a=
': Tighten as specified tightening order.
1): Tighten separately in several times.

ENGINE MECHANICAL pEZBq
TIGHTENING TORQUE
Engine cover
' Throttle body
Throttle position sensor
IAA unit
(ACC valve)
' Intake manifold collector
* Intake manifold
Engine coolant temperature
sensor
' Fuel tube
Pressure regulator
Fuel damper
Fuel hose clamp bolt
(in engine compartment)
Turbocharger Oil tube
Water tube (block side)
(turbocharger side)
Oxygen sensor
Exhaust manifold cover
' Exhaust manifold
Crank pulley
Cam pulley (INT)
Cam pulley
(EXH)
Timing belt cover
Timing belt rear cover
Tensioner pulley
Idler pulley
Crankshaft position sensor
' Oil pan
Oil strainer
Oil pan drain plug
Ignition coil
Spark plug
' Rocker cover
' Camshaft bracket
Camshaft baffle plate Unit:
N.m (kg-m)
5.0
- 6.5 (0.51 - 0.66)
1)
8.8
- 11 (0.9 - 1.1)
2)
18
- 22 (1 -8 - 2.2)
2.0
- 2.4 (0.20 - 0.24)
8.4
- 11 (0.86 - 1.1)
18
- 22 (1.8 - 2.2)
18
- 22 (1 -8 - 2.2)
20
- 29 (2.0 - 3.0)
5.1
- 6.5 (0.52 - 0.66)
20
- 29 (2.0 - 3.0)
1) 5.5
- 7.5 (0.56 - 0.76)
2) 5.5 - 7.5 (0.56 - 0.76)
(Tighten separately in twice.)
' Cylinder head boit
Cylinder head sub bolt
VTC solenoid
" Main bearing cap
Connecting rod
nut
Oil jet
Flywheel and drive plate
Engine coolant drain plug
Knock sensor
Radiator mounting bracket
Auxiliary electric fan
Water pump (M6 bolt)
(M8 bolt)
(MI
0 bolt)
Water inlet
Oil pump assembly
Accelerator cable lock nut
Fuel tank strap
Fuel sender unit lock
ring
Exhaust manifold to front
tube
Front tube to catalytic
converter
Catalytic converter to center
tube
Center tube to main
muffler
Alternator (main)
(stay side)
Starter motor Unit:
N.m (kg-m)
1) 29 (3.0)
2) 98 (10.0)
3) 0 (0)
4) 25 - 34 (2.5 - 3.5)
5) 95"
- 100"
(Angle tightening)
I%
9.0 - 12 (0.92 - 1.2)
25
- 34 (2.5 - 3.5)
49
- 59 (5.0 - 6.0) AT
1) 14 - 16 (1.4 - 1.6)
2) 60" - 65"
(Angle tightening) BR
30 - 40 (3.1 - 4.1)
93
- 103 (9.5 - 10.5)
34 - 44 (3.5 - 4.5) ST
25 - 34 (2.5 - 3.5)
3.8
- 4.5 (0.39 - 0.46) I%$
5.1 - 6.5 (0.52 - 0.66)
17
- 21 (1.7 - 2.1)
20
- 23 (2.0 - 2.3) kIA
35 - 47 (3.6 - 4.8)
16
- 21 (1.6 - 2.1)
9.0
- 12 (0.92 - 1.2) a=
': Tighten as specified tightening order.
1): Tighten separately in several times.

DRIVE SHAFT
FRONT REAR
Z80T70C
Spider 1 00 1 39720 51E00 I
Joint type
Amount of grease
Boot length at installed mm
I I
I
'lamped number
assembly (final drive side) 0 1
39720
51 EO1 T7fP
Parts number
Final drive side
Wheel side
Final drive side
Wheel side
Final drive side
Wheel side T70C
Z80
11 0
- 120
75
- 85
95.5
- 97.5
90.5
- 92.5
T82CT82F
assembly 39720 lOVl0
(final drive and
wheel sides) 39720
1OV11 T82C
T82F
39720 10V12 Joint type
Amount of grease
Boot length at installed mm
Spider
Joint type Final drive side
Wheel side Final
drive side
Wheel side
Final drive side 'wheel side
Final drive side
. Wheel side
Stamped number
Amount of grease T82F
T82C
102
- 107
115
- 125
95
- 97
Wheel side 75 - 85 Parts number
Boot length at installed
Wheel side 90.5
- 92.5 TYP~
I Stamped 1 Parts
number I Type
number Joint
type
Wheel side
Amount of grease g
Spider
assembly
(final drive side) Boot length
at
installed
mm
00
01
I Drive shaft nut
Front
TIGHTENING
TORQUE
Unit: N-m (ka-m)
Final drive side
Wheel side
39720lOVlO
39720 1
OV11
Drive shaft nut 92.9 - 94.9
96.0
- 98.0
T82
F Drive
shaft
to side flange (left side)
;
Rear 28
- 37
(2.8 - 3.8)
T82CT82F
35
- 44
Drive shaft to side
flange
Z100D90F
(6.5 - 8.0)

AXLE & SUSPENSION
WHEEL ALIGNMENT -
1 Camber I -0°45'-t45'
[caster
1 6"35'+45'
I Amount of side slip (Reference)(Only for HICAS)
mm I In 5 to Out 5
WHEEL BEARING
- -
12"50'-t45' GI
0 to In 2
In
5 to Out 5
-0°55'&30' EG
0 to Out 5.2
Front
Rear
- -
Location T Front axle
r- King pin inclination
Toe-in mm
Amount of side slip (Reference)
mm
Camber
Toe-in rnm
Applied model
I 2WD
Rotating torque
N.m
(kg-m)
Spring scale set position Less than
2.45 (0.25)
(NSK make)
Less than 3.33 (0.34)
(NTN make)
Spring scale measurement
N (kg) Without
SUPER HICAS
Less than
15.9 (1.63)
(NSK make)
Less than 21.6 (2.21)
(NTN make) Rear
axle
0.30
- 1 .I7 (0.03 - 0.12)
(NSK make)
0.520
- 1.882 (0.053 - 0.192)
(NTN make)
5.0
- 21 (0.5 - 2.2)
(NSK make)
2.95
- 10.5 (0.30 - 1 .O8)
(NTN make)
End play
mm l 0 With
SUPER HICAS
BALL JOINT
Oscillating torque N-m (kg-m)
Spring scale measurement (at cotter pin hole)
N (kg)
Sliding torque
N.m
(kg-m)
End play mm 0.50
- 3.40
(0.05 - 0.35)
7.95
- 55.3 (0.81 - 5.64)
0.50
- 3.40 (0.05 - 0.35)
0

ROAD WHEEL AND TIRE
Dynamic Less than
10 (one side)
ROAD WHEEL
I G.JIUUOL imbalance
Less than 20
-- Wheel nut tightening torque
I
103 - 122
N.m
(kg-m)
(10.5 - 12.5) Steel
Less than 0.8
Less than
0.5
TIGHTENING TORQUE
Unit: N.m (kg-m)
Aluminum
Less than 0.3
Less than
0.3
Wheel type
Wheel nut 1 103 - 122 (10.5 - 12.5)
Runout limit mm
TIRE
Vertcal
Tire size Tire
air pressure kPa (kg/cm2) Front wheel 1 Rear
wheel

BRAKE
BRAKING FORCE
More than 10% of axle
weight
REAR DlSC BRAKE
Total braking force of rear wheels
Variation between right and left of
each wheel Brake
type
Less than 8% of axle weight ADllVC
9.3
Brake
pad
Disc rotor
Total
braking force OPZ11V
11.5
Standard
thickness (New) mm
Wear limit of thickness mm
Standard thickness (New) mm
Wear limit of thickness mm
Runout limit mm
More than 50%
of vehicle
weight at inspected
Note: The braking force when both front wheels are locked up can be considered to meet the total braking force.
2.0
16
14
BRAKE PEDAL
18
16
PARKING BRAKE
Free play (at pedal top surface)
mm I 3 - 11 Less than
0.07 Type DS17HD I
Brake
lining
Depressed pedal height under force
of 490 N (50 kg)
(from dash panel top surface)
mm
Brake
pedal height
(from dash panel top surface)
mm
Standard inner diameter
I (New) mm I
Standard thickness (New) mrn
Wear limit of thickness
mm M/T: 163 - 173 IVT: 170 - 180
172 dia. 3.0 1.5
M/T: More
than 85 A. More than 90 . . Drum I
I
Wear limit of inner diameter
mm I 173 dia.
Clearance between the edge of stop
lamp switch screw and pedal stopper
mm Operating
stroke
[under force of 196 N (20
kg)] 5 - 7 notches
CHECK VALVE I
I
Maximum stroke
19 notches
Number of notches when brake warning
lamp turns on
TIGHTENING TORQUE
Unit: N.m (kg-m)
Within 1 notch
Vacuum leakage
[at
vacuum Of 66'7 kPa (-500 mmHg)]
BRAKE BOOSTER
Within 1.3 kPa (10 mmHg) of
vacuum for 15 seconds
Master cylinder fixing nut
I 12 - 14 (1.2 - 1.5)
Vacuum leakage
[at vacuum of 66.7
kPa
(-500
mmHg)l
Within 3.3
kPa
(25
mmHg)
of
vacuum for 15 seconds Front
caliper mounting bolt
Brake tube flare nut -- - 152 - 154 (15.5 - 15.8)
15
- 17 (1.5 - 1.8)
FRONT DlSC BRAKE
Input rod standard length at installed
mm
Brake type
I AD25VB I CUSVD [OPZ~~VC
140
Standard thickness
Wear limit of
thickness
Standard thickness
mm
1 22 1 26 1 30
Disc rotor Wear limit of
thickness
Runout
limit Less than 0.07